export function debounce(func, daley) {
	let timer = null
	return function(...args) {
		if(timer) clearTimeout(timer)
		timer = setTimeout(() => {
			func.apply(this, args)
		}, daley)
	}
}

export function formaDate(date, fmt) {
	if(/(y+)/.test(fmt)){
		fmt= fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length));
	}
	
	let o = {
		'M+': date.getMonth() + 1,
		'd+': date.getDate(),
		'h+': date.getHours(),
		'm+': date.getMinutes(),
		's+': date.getSeconds()
	}
	
	for(let k in o) {
		if(new RegExp(`(${k})`).test(fmt)){
			let str = o[k] + '';
			fmt= fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : padLeftZero(str));
		}
	}
	
	return fmt;
}

function padLeftZero(str){
	return ('00' + str).substr(str.length)
}

